Finding the Fourth Proportional to 2,556,277,739.70, 3,834,416,609.55 and 1,685,564,805.30
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Solution
The fourth proportional to 2,556,277,739.70, 3,834,416,609.55 and 1,685,564,805.30 is: 2,528,347,207.95
Step by Step Solution
- Step 1: Write the proportion equation
2,556,277,739.70 : 3,834,416,609.55 = 1,685,564,805.30 : x - Step 2: Convert to fraction form
2,556,277,739.70/3,834,416,609.55 = 1,685,564,805.30/x - Step 3: Cross multiply
2,556,277,739.70x = 3,834,416,609.55 × 1,685,564,805.30 - Step 4: Simplify right side
2,556,277,739.70x = 6,463,157,685,915,232,256 - Step 5: Solve for x
x = 6,463,157,685,915,232,256/2,556,277,739.70 - Step 6: Final answer
x = 2,528,347,207.95
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.